The doctor, ________ by several nurses, successfully performed the difficult operation on the patient. 
#71696
A
aided
B
assisted
C
helped
D
guided
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Great attention must ______ education, especially in the countryside.
#69645
A
pay to develop
B
be paid to develop
C
pay to developing
D
be paid to developing
 The climate _______ the amount of the rainfall.And this kind of climate has no _______ on my health.
#82989
A
affects; affect
B
effects; affect
C
effects; effect
D
affects; effect